Window construction



Mgy v23, 1939.

R. DB-ENZENBERG WINDOW CONSTRUCTION .F'ilgd Aug.V 1937 LZ5 INVENTo Vlr., f /f ,o

ma n Patented May 2.3, 1939 UNITED STATES PATENT OFFICE WINDOW CONSTRUCTION Rudolf Benzenberg, New York, N. Y. Application August 26, 1937, Serial No. 160,955

2 Claims. (Cl. .20- 42) 'This invention relates to improvements in Winguide strips 20 for the sashes, cuteaway portions dow construction, as for instance disclosed in 2| are formed adapted to be covered by a cover my Patent No, 2,026,119 of December 31, 1935, 22 hinged to the window frame or casing. In and it is the principal object of this invention the window frame, near the lower end thereof 5 to simplify the construction of the window by a llongitudinally extending chamber or groove 23 providingasimple braking device gradually brakis provided carrying in its inner wall depresing themovements of the window sashes )which sions or bores 24, 25 within which springs 26, 21 may be readily and inexpensively installed in are located extending with their outer ends into any window. n the chamber 23 and bearing with their outer ends l Another object of my invention is the proviagainst the inner face of a brake strip 28 piv- 10 sion of a window construction the sashes of which oted at its upper end, as at 29, to the inner wall are tiltable and turnable at an angle to the winof the chamber 23 and exerting a substantially dow frame about pivot pins near their lower ends wedge action against the sash frames as the lower sliding within the groove of the window frame ends of the brake strip under the action of the .15 in which the chains attached to said pin are travsprings project beyond the outer edge of the l eling with the same. Window frame, the sill 3| of which has a groove A further object of my invention is the provi 30 formed therein to limit the movements of the sion of a window construction in which the sashes lower end of the brake-strip. in their tilted position are held in any of their A suitable handle 32 on the sashes serves to adjusted locations by means of a metal mounted facilitate the operation of the same and even- 20 brake strip pivotally attached at its upper end tually, as for instance disclosed in my above to a wall of a chamber within the window frame named patent, to operate a latch to lock the and suitably outwardly pressed by means of sashes against movement. springs conveniently located in bores arranged The operation and use of my invention will be in the window frame. y entirely clear from the above description thereof 25 These and other objects and advantages of my by having simultaneous reference to the drawconstruction and invention will become more ing, and it will be clear that the spring-pressed fully known as the description thereof proceeds, braking-rod or bar owing to its being outwardly and will then be specifically dened in the appressed by means of the springs at its lower end pended claims. and being brought into frictional engagement 30 In the accompanying drawing forming a mawith the sash frame bar of the respective sash, terial part of this disclosure: will brake the downward movement of the same Fig. 1 is a longitudinal section through a winand hold it in any of its adjusted positions at a dow construction embodying my invention. desired height relatively to the window casing.

35 Fig. 2 shows in fragmentary, sectional perspec- The sashes being pivoted near their lower ends 35 tive view a window construction according to my can be tilted at a generous angle to the window invention. casing to guarantee a maximum of ventilation Fig. 3 is a section on line 3 3 of Figure 1. and to allow a convenient cleaning of the window As illustrated, my improved window construcfrom the inside of a building, while the chains tion includes the customary window casing or having their ends attached to the pivot pins will 40 frame I0 in which the window sashes Il and I2 travel with the same in the grooves intended are slidably mounted for vertical reciprocation therefor. and suspended from the chains i3 guided over It will be understood that I have described rollers i4 and within a suitable groove l5. and shown the preferred form of my invention yIt. Will be understood that the window itself only as one example of the many possible ways to 45 may have any other of the conventional conpractically construct the same, and that I may y structions suitable for the installation or emmake such changes in its general arrangement bodiment of my invention. The sash frames are and in the construction of its minor details as of the vertically engaging type provided with come within the scope of the appended claims engaging shoulders I6, Il at their meeting frame without departure from the spirit of my inven- 50 bars. i tion and the principles involved.

The pivot pins about which the sash frames Having thus described my invention, what I turn. are designated I3, and Carry EYES I9 130 claim as new, and desire to secure by Letters Patwhich the ends of the chains I3 are attached ent is:

and Sliding in the gIOOVeS |5- In the guard or 1. A window construction comprising a tiltable 55 sash pivoted near its lower end to the Window casing, said casing having a chamber, a strip piVoted at its upper end to one Wall of said casing and springs in bores of said cas-ing Walls engaging With their outer ends the lower end of said strip to press the same against the sash frame in order to exert a braking action by frictionally engaging said sash frame to hold the sash in its adjusted positions when tilted a certain amount relative to the Window casing.

2. In a Window construction as described including a tiltable sash, a chambered and recessed window frame, means permitting the sash to tilt, a strip in the chamber of said Window frame pivotally secured thereto at its upper end, and means in the recesses of the Window frame bearing with their outer ends against the inner face of the strip to engage the same with the Window sash with a braking action co-operating with said sash pivot means to hold the sash in its adjusted positions when tilted a certain amount relative to the Window casing, and a means to limit the 10 

